Find the least common multiple.m2- 2m, m2- 5m+ 6
A. (m+ 1)2
B. m(m+ 1)2
C. m(m- 2)(m - 3)
D. m(m+ 1)(m - 3)
Answer: C
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Find the LCD for the fractions in the list.
, 
A. t - 6 B. 10 C. t D. t(t - 6)
Solve the quadratic equation using the most efficient technique (factoring, extracting square roots, completing the square, or the quadratic formula).x2 + x + 9 = 0
A. 
B. 
C. 
D. 
Perform the indicated operations and write the resulting polynomial in descending order of degree.(9m2n - 8mn + 8mn2) - (3m2n + 7mn - 4mn2)
A. 6m2n - 3 B. 6m4n2 - 15mn + 12m2n4 C. 6m4n2 - 15m2n2 + 12m2n4 D. 6m2n - 15mn + 12mn2
Find the expected value.A new light bulb has been found to have a 0.02 probability of being defective. A shop owner receives 500 bulbs of this kind. How many of these bulbs are expected to be defective?
A. 20 B. 100 C. 10 D. 500